| x |
| 1×2 |
| x |
| 2×3 |
| x |
| 2008×2009 |
| 1 |
| 1×2 |
| 1 |
| 2×3 |
| 1 |
| 2008×2009 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 2008 |
| 1 |
| 2009 |
| x |
| 1×2 |
| x |
| 2×3 |
| x |
| 2008×2009 |
| 1 |
| 1×2 |
| 1 |
| 2×3 |
| 1 |
| 2008×2009 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 2008 |
| 1 |
| 2009 |
| 2008 |
| 2009 |
| 1 |
| 1×2 |
| 1 |
| 2×3 |
| 1 |
| 2008×2009 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 2008 |
| 1 |
| 2009 |
科目:初中數學 來源: 題型:
| 1 |
| 1×2 |
| 1 |
| 2×3 |
| 1 |
| 3×4 |
| 1 |
| n×(n-1) |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 4 |
| 1 |
| n-1 |
| 1 |
| n |
| x |
| 1×2 |
| x |
| 2×3 |
| x |
| 3×4 |
| x |
| 2003×2004 |
查看答案和解析>>
科目:初中數學 來源: 題型:
| x |
| 1×2 |
| x |
| 2×3 |
| x |
| 3×4 |
| x |
| 4×5 |
| x |
| 2008×2009 |
| A、x=2009 |
| B、x=2008 |
| C、x=2007 |
| D、x=1 |
查看答案和解析>>
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